Python Programming Course Lecture by IoT Code Lab Training. Discussed Topic: Chapter 1: Basic Programming * Operator * Arithmetic Operation Example * Assignment Operation Example * Built in Function Example * Math Module Example * Other Operators * Practice Problem 1.1 * Practice Problem 1.2 * Practice Problem 1.3

2. PYTHON
PROGRAMMING
Chapter 1
Basic Programming

3. Topic
• Operator
• Arithmetic Operation
• Assignment Operation
• Arithmetic Operation More Example
• More Built in Function Example
• More Math Module Example

4. Operator in Python
• Operators are special symbols in that carry out arithmetic or logical
computation.
• The value that the operator operates on is called the operand.
• Type of Operator in Python
• Arithmetic operators
• Assignment operators
• Comparison operators
• Logical operators
• Bitwise operators
• Identity operators
• Membership operators

5. PYTHON
PROGRAMMING
Chapter 1
Lecture 1.1.0
Basic Arithmetic Operator

6. Arithmetic Operator in Python
Operation Operator
Addition +
Subtraction -
Multiplication *
Division /
Floor Division //
Exponentiation **
Modulo %

7. Assignment Operator in Python
Operation Operator
Assign =
Add AND Assign +=
Subtract AND Assign -=
Multiply AND Assign *=
Divide AND Assign /=
Modulus AND Assign %=
Exponent AND Assign **=
Floor Division Assign //=
Note: Logical and Bitwise Operator can be used with assignment.

8. Summation of two number
a = 5
b = 4
sum = a + b
print(sum)

9. Summation of two number – User Input
a = int(input())
b = int(input())
sum = a + b
print(sum)

10. Difference of two number
a = int(input())
b = int(input())
diff = a - b
print(diff)

11. Product of two number
a = int(input())
b = int(input())
pro = a * b
print(pro)

12. Quotient of two number
a = int(input())
b = int(input())
quo = a / b
print(quo)

13. Reminder of two number
a = int(input())
b = int(input())
rem = a % b
print(rem)

14. Practice Problem 1.1
Input two Number form User and calculate the followings:
1. Summation of two number
2. Difference of two number
3. Product of two number
4. Quotient of two number
5. Reminder of two number

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17. PYTHON
PROGRAMMING
Chapter 1
Lecture 1.1.1
More Arithmetic Operator

18. Floor Division
a = int(input())
b = int(input())
floor_div = a // b
print(floor_div)
a = float(input())
b = float(input())
floor_div = a // b
print(floor_div)
a = 5
b = 2
quo = a/b
= 5/2
= 2.5
quo = floor(a/b)
= floor(5/2)
= floor(2.5)
= 2

19. Find Exponent (a^b). [1]
a = int(input())
b = int(input())
# Exponent with Arithmetic Operator
# Syntax: base ** exponent
exp = a ** b
print(exp)

20. Find Exponent (a^b). [2]
a = int(input())
b = int(input())
# Exponent with Built-in Function
# Syntax: pow(base, exponent)
exp = pow(a,b)
print(exp)

21. Find Exponent (a^b). [3]
a = int (input())
b = int(input())
# Return Modulo for Exponent with Built-in Function
# Syntax: pow(base, exponent, modulo)
exp = pow(a,b,2)
print(exp)
a = 2
b = 4
ans = (a^b)%6
= (2^4)%6
= 16%6
= 4

22. Find Exponent (a^b). [4]
a = int(input())
b = int(input())
# Using Math Module
import math
exp = math.pow(a,b)
print(exp)

23. Find absolute difference of two number. [1]
a = int(input())
b = int(input())
abs_dif = abs(a - b)
print(abs_dif)
a = 4
b = 2
ans1 = abs(a-b)
= abs(4-2)
= abs(2)
= 2
ans2 = abs(b-a)
= abs(2-4)
= abs(-2)
= 2

24. Find absolute difference of two number. [2]
import math
a = float(input())
b = float(input())
fabs_dif = math.fabs(a - b)
print(fabs_dif)

25. Built-in Function
• abs(x)
• pow(x,y[,z])
https://docs.python.org/3.7/library/functions.html

26. Practice Problem 1.2
Input two number from user and calculate the followings: (use
necessary date type)
1. Floor Division with Integer Number & Float Number
2. Find Exponential (a^b) using Exponent Operator, Built-in
pow function & Math Module pow function
3. Find Exponent with modulo (a^b%c)
4. Find absolute difference of two number using Built-in
abs function & Math Module fabs function

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29. PYTHON
PROGRAMMING
Chapter 1
Lecture 1.2
Arithmetic Operation Example

30. Average of three numbers.
a = float(input())
b = float(input())
c = float(input())
sum = a + b + c
avg = sum/3
print(avg)

31. Area of Triangle using Base and Height.
b = float(input())
h = float(input())
area = (1/2) * b * h
print(area)

32. Area of Triangle using Length of 3 sides.
import math
a = float(input())
b = float(input())
c = float(input())
s = (a+b+c) / 2
area = math.sqrt(s*(s-a)*(s-b)*(s-c))
print(area)
𝑎𝑟𝑒𝑎 = 𝑠 ∗ (s−a)∗(s−b)∗(s−c)
𝑠 =
𝑎 + 𝑏 + 𝑐
2

33. Area of Circle using Radius.
import math
r = float(input())
pi = math.pi
area = pi * r**2
# area = pi * pow(r,2)
print(area)
𝑎𝑟𝑒𝑎 = 3.1416 ∗ 𝑟2

34. Convert Temperature Celsius to Fahrenheit.
celsius = float(input())
fahrenheit = (celsius*9)/5 + 32
print(fahrenheit)
𝐶
5
=
𝐹 − 32
9
𝐹 − 32 ∗ 5 = 𝐶 ∗ 9
𝐹 − 32 =
𝐶 ∗ 9
5
𝐹 =
𝐶 ∗ 9
5
+ 32

35. Convert Temperature Fahrenheit to Celsius.
fahrenheit = float(input())
celsius = (fahrenheit-32)/9 * 5
print(celsius)
𝐶
5
=
𝐹 − 32
9
𝐶 ∗ 9 = 𝐹 − 32 ∗ 5
𝐶 =
𝐹 − 32 ∗ 5
9

36. Convert Second to HH:MM:SS.
# 1 Hour = 3600 Seconds
# 1 Minute = 60 Seconds
totalSec = int(input())
hour = int(totalSec/3600)
min_sec = int(totalSec%3600)
minute = int(min_sec/60)
second = int(min_sec%60)
print("{}H {}M
{}S".format(hour,minute,second))
#print(f"{hour}H {minute}M {second}S")
# 1 Hour = 3600 Seconds
# 1 Minute = 60 Seconds
totalSec = int(input())
hour = totalSec//3600
min_sec = totalSec%3600
minute = min_sec//60
second = min_sec%60
print("{}H {}M
{}S".format(hour,minute,second))
#print(f"{hour}H {minute}M {second}S")

37. Math Module
• math.pow(x, y)
• math.sqrt(x)
• math.pi
https://docs.python.org/3.7/library/math.html

38. Practice Problem 1.3
1. Average of three numbers.
2. Area of Triangle using Base and Height.
3. Area of Triangle using Length of 3 sides.
4. Area of Circle using Radius.
5. Convert Temperature Celsius to Fahrenheit.
6. Convert Temperature Fahrenheit to Celsius.
7. Convert Second to HH:MM:SS.

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41. PYTHON
PROGRAMMING
Chapter 1
Lecture 1.2
More Operator

42. Comparison Operator in Python
Operation Operator
Equality ==
Not Equal !=
Greater Than >
Less Than <
Greater or Equal >=
Less or Equal <=

43. Logical Operator in Python
Operation Operator
Logical And and
Logical Or or
Logical Not not

44. Bitwise Operator in Python
Operation Operator
Bitwise And &
Bitwise Or |
Bitwise Xor ^
Left Shift <<
Right Shift >>

45. Other Operator in Python
• Membership Operator (in, not in)
• Identity Operator (is, not is)

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